Patents by Inventor Yan Gorenshteyn

Yan Gorenshteyn has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Recovery of maltol through aqueous extraction
    Patent number: 5440053
    Abstract: Disclosed is a process for recovering maltol from water-insoluble source material containing maltol, comprising extracting the maltol with a hot aqueous solution containing a solute which increases the immiscibility between said source material and said solution.
    Type: Grant
    Filed: May 9, 1994
    Date of Patent: August 8, 1995
    Assignee: Florasynth, Inc.
    Inventors: Alexander Fleisher, Yan Gorenshteyn, Ilya Nakhimovich, Olga Vselyubsvaya
  • Method for the recovery and purification of maltol
    Patent number: 5221756
    Abstract: Pure maltol is recovered from maltol containing mixture by co-distillation with an aliphatic or cylcloaliphatic hydrocarbon or hydrocarbon mixture in which the maltol is substantially insoluble.
    Type: Grant
    Filed: February 21, 1992
    Date of Patent: June 22, 1993
    Assignee: Florasynth, Inc.
    Inventors: Alexander Fleisher, Richard J. Coleman, Guy J. Gloor, Yan Gorenshteyn